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Commit 18d4a06f authored by Dan Carpenter's avatar Dan Carpenter Committed by Bryan Wu
Browse files

LEDS: propagate error codes in blinkm_detect() 



Use the error codes from the lower levels instead of -ENODEV.

Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Acked-by: default avatarJan-Simon Möller <jansimon.moeller@gmx.de>
Signed-off-by: default avatarBryan Wu <bryan.wu@canonical.com>
parent 4d8729a1

drivers/leds/leds-blinkm.c

+2 −2
Original line number Diff line number Diff line
@@ -617,11 +617,11 @@ static int blinkm_detect(struct i2c_client *client, struct i2c_board_info *info) 
	/* Step 1: Read BlinkM address back  -  cmd_char 'a' */

	ret = blinkm_write(client, BLM_GET_ADDR, NULL);

	if (ret < 0)

		return -ENODEV;

		return ret;

	usleep_range(20000, 30000);	/* allow a small delay */

	ret = blinkm_read(client, BLM_GET_ADDR, tmpargs);

	if (ret < 0)

		return -ENODEV;

		return ret;



	if (tmpargs[0] != 0x09) {

		dev_err(&client->dev, "enodev DEV ADDR = 0x%02X\n", tmpargs[0]);